TABLE 1.

Statistical analysis of median survival time and mean blood counts 24 h after infection of inbred strains challenged with S. pneumoniae D39

Analysis	Strain	Approx calculated P
		AKR	BALB/c	C3H/He	C57BL/6	CBA/Ca	DBA/2	FVB/n	NIH
Mean survival time	BALB/c	<0.0001
	C3H/He	NSa	<0.0001
	C57BL/6	<0.05	<0.01	<0.0001
	CBA/Ca	<0.0001	<0.0001	<0.0001	<0.0001
	DBA/2	<0.001	<0.001	<0.0001	NS	<0.0001
	FVB/n	NS	<0.0001	NS	<0.01	<0.0001	<0.0001
	NIH	NS	<0.0001	<0.001	NS	<0.0001	<0.0001	<0.05
	SJL	<0.0001	<0.0001	<0.001	<0.0001	<0.05	<0.0001	<0.0001	<0.0001
Mean blood counts	BALB/c	<0.001
	C3H/He	<0.05	<0.001
	C57BL/6	NS	<0.001	<0.001
	CBA/Ca	<0.001	<0.001	<0.01	<0.001
	DBA/2	NS	<0.001	<0.001	NS	<0.001
	FVB/n	NS	<0.001	NS	<0.05	<0.001	<0.01
	NIH	NS	<0.001	NS	<0.05	<0.001	<0.01	NS
	SJL	<0.01	<0.001	NS	<0.001	NS	<0.001	NS	NS

^aNS, not significant (P > 0.05).